| Estimation Results of Bootstrap | |||||
| statistic | Q1 | Estimate | Q3 | S.D. | IQR |
| mean | -34.1964285714286 | -33.5595238095238 | -32.1696428571429 | 1.39436376615640 | 2.02678571428571 |
| median | -33.375 | -33 | -32 | 2.17361262343010 | 1.375 |
| midrange | -40.5 | -40.5 | -36.625 | 2.79109370706765 | 3.875 |
